65 lines
1.8 KiB
C++
65 lines
1.8 KiB
C++
/* This file is part of Om. Copyright (C) 2006 Dave Robillard.
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*
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* Om is free software; you can redistribute it and/or modify it under the
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* terms of the GNU General Public License as published by the Free Software
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* Foundation; either version 2 of the License, or (at your option) any later
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* version.
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*
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* Om is distributed in the hope that it will be useful, but WITHOUT ANY
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef MIDITRIGGERNODE_H
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#define MIDITRIGGERNODE_H
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#include <string>
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#include "InternalNode.h"
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using std::string;
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namespace Om {
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class MidiMessage;
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template <typename T> class InputPort;
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template <typename T> class OutputPort;
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/** MIDI trigger input node.
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*
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* Just has a gate, for drums etc. A control port is used to select
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* which note number is responded to.
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*
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* Note that this node is always monophonic, the poly parameter is ignored.
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* (Should that change?)
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*
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* \ingroup engine
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*/
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class MidiTriggerNode : public InternalNode
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{
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public:
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MidiTriggerNode(const string& path, size_t poly, Patch* parent, samplerate srate, size_t buffer_size);
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void run(size_t nframes);
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void note_on(uchar note_num, uchar velocity, samplecount offset);
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void note_off(uchar note_num, samplecount offset);
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private:
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InputPort<MidiMessage>* m_midi_in_port;
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InputPort<sample>* m_note_port;
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OutputPort<sample>* m_gate_port;
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OutputPort<sample>* m_trig_port;
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OutputPort<sample>* m_vel_port;
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};
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} // namespace Om
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#endif // MIDITRIGGERNODE_H
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